二つの数の差を求める – Swift3
環境
- swift
- swift3
- xcode
- xcode9
- int
- 差
- 差分
- if
実装
let n1 = 0
let n2 = 50
let diff : Int?
if (n1 > n2){
diff = n1 - n2
print("それらの差は\(diff!)です")
}else{
diff = n2 - n1
print("それらの差は\(diff!)です")
}
//それらの差は50です